JP7369207B2 - Protocol data unit session processing method, device and electronic equipment - Google Patents

Description

(Cross reference to related applications)
This application is filed in China on April 29, 2019 with Chinese Patent Application No. No. 201910356405.1, the entire contents of which are hereby incorporated by reference.
TECHNICAL FIELD The present disclosure relates to the field of communication technology, and more particularly to a protocol data unit session processing method, apparatus, and electronic device.

The 5th generation mobile communications core network (5G Core, 5GC) provides a Protocol Data Unit (PDU) connection service, that is, a PDU exchange between a user equipment (UE) and a data network. Support services. The PDU connection service is supported by PDU sessions that are established upon the request of the UE.

Specifically, when the UE needs to establish a PDU session, the UE sends a PDU Session Establishment Request message to a Session Management Function (SMF). When the network side accepts the UE's PDU session establishment request, the SMF sends a PDU Session Establishment Accept message to the UE. The PDU Session Establishment Request message and the PDU Session Establishment Accept message may be accompanied by content such as information elements, type/reference, format, length, etc.

In existing schemes, the QoS rules and/or QoS flow descriptions placed by the network side in this PDU session may exceed the maximum support capability of the UE. At this time, an establishment abnormality may occur in the PDU session, and the abnormal PDU session continues to occupy network resources.

Acknowledging that the information disclosed in this background section is only intended to enhance the understanding of the general background of the present disclosure, and that this information structure is related art that is familiar to those skilled in the art, or should not be construed as in any way suggestive.

An object of the embodiments of the present application is to provide a protocol data unit session processing method, apparatus, and electronic device that can avoid PDU session establishment abnormalities.

In order to solve the above technical problems, the embodiments of the present disclosure are realized by the following aspects.

According to a first aspect, embodiments of the present disclosure provide a protocol data unit session processing method for use in user equipment. The method is characterized in that at least one of an authorized quality of service QoS rule, a packet filter, or an authorized QoS flow description that a network equipment places in a protocol data unit PDU session exceeds a maximum support capability that the user equipment places in the PDU session. the PDU session release request to the network device.

According to a second aspect, embodiments of the present disclosure provide a protocol data unit session processing method for use in user equipment. The method includes transmitting to a network device a maximum support capacity set by the user equipment in the protocol data unit PDU session, wherein the maximum support capacity set by the user equipment in the PDU session is the maximum support capacity set by the user equipment in the PDU session. It includes at least one of the number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of allowed QoS flow descriptions.

According to a third aspect, embodiments of the present disclosure provide a protocol data unit session processing method for use in network equipment. The method includes receiving a maximum support capacity set by a user equipment for a protocol data unit PDU session, wherein the maximum support capacity set by the user equipment for the PDU session is a maximum supportable allowed quality of service QoS. It includes at least one of the number of rules, the maximum supportable number of packet filters, or the maximum supportable number of authorized QoS flow descriptions.

According to a fourth aspect, embodiments of the present disclosure provide a protocol data unit session processing apparatus. The apparatus shall be configured to control the apparatus when at least one of the allowed quality of service QoS rules, packet filters, or allowed QoS flow descriptions that the network equipment places in a protocol data unit PDU session exceeds the maximum support capability that the user equipment places in the PDU session. , a first transmitting module for transmitting a PDU session release request to a network device.

According to a fifth aspect, embodiments of the present disclosure provide a protocol data unit session processing apparatus. The apparatus includes a second transmitting module for transmitting a maximum support capacity installed by the user equipment in the protocol data unit PDU session, wherein the maximum support capacity installed by the user equipment in the PDU session is the maximum support capacity installed in the PDU session. It includes at least one of the number of possible allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of allowed QoS flow descriptions.

According to a sixth aspect, embodiments of the present disclosure provide a protocol data unit session processing apparatus. The apparatus includes a first receiving module for receiving a maximum support capacity set by the user equipment in the protocol data unit PDU session, wherein the maximum support capacity set by the user equipment in the PDU session is the maximum support capacity set by the user equipment in the PDU session. It includes at least one of the number of possible allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of allowed QoS flow descriptions.

According to a seventh aspect, embodiments of the present disclosure provide an electronic device. The electronic device includes a memory, a processor, and computer-executable instructions stored in the memory and operable on the processor, such that when the computer-executable instructions are executed by the processor, the first or the second aspect.

According to an eighth aspect, embodiments of the present disclosure provide an electronic device. The electronic device includes a memory, a processor, and computer-executable instructions stored in the memory and operable on the processor, and when the computer-executable instructions are executed by the processor, the third Implement the steps of the method described in the directions.

According to a ninth aspect, embodiments of the present disclosure provide a computer-readable storage medium. The computer-readable storage medium is for storing computer-executable instructions, and when the computer-executable instructions are executed by a processor, the instructions described in the first aspect, the second aspect, or the third aspect are implemented. Bringing the steps of the method to fruition.

In embodiments of the present disclosure, at least one of a granted quality of service QoS rule, a packet filter, or a granted QoS flow description that a network equipment places in a protocol data unit PDU session is a maximum support capability that a user equipment places in said PDU session. If the number of PDU sessions exceeds 1, by transmitting a PDU session release request to the network device, it is possible to avoid an abnormal establishment of a PDU session, and further to prevent an abnormal PDU session from occupying network resources.
In order to more clearly explain the technical solutions in the embodiments of the present disclosure or related technology, the following briefly introduces the accompanying drawings that should be used in the description of the embodiments or related technology. It is obvious that the accompanying drawings in the following description are merely some embodiments described in the present disclosure, and those skilled in the art will be able to make other arrangements based on these accompanying drawings without any creative effort. You can also obtain the attached drawings.

2 shows a flowchart schematic diagram of a protocol data unit session processing method according to an embodiment of the present disclosure; FIG. 2 shows another flowchart schematic diagram of a protocol data unit session processing method according to an embodiment of the present disclosure; FIG. 2 shows another flowchart schematic diagram of a protocol data unit session processing method according to an embodiment of the present disclosure; FIG. 2 shows a flowchart schematic diagram of a protocol data unit session processing method according to an embodiment of the present disclosure; FIG. 2 shows another flowchart schematic diagram of a protocol data unit session processing method according to an embodiment of the present disclosure; FIG. 2 shows another flowchart schematic diagram of a protocol data unit session processing method according to an embodiment of the present disclosure; FIG. 2 shows another flowchart schematic diagram of a protocol data unit session processing method according to an embodiment of the present disclosure; FIG. 1 shows a structural schematic diagram of a protocol data unit session processing device according to an embodiment of the present disclosure; FIG. 2 shows another structural schematic diagram of a protocol data unit session processing device according to an embodiment of the present disclosure; FIG. 2 shows another structural schematic diagram of a protocol data unit session processing device according to an embodiment of the present disclosure; FIG. 2 shows another structural schematic diagram of a protocol data unit session processing device according to an embodiment of the present disclosure; FIG. 2 shows another structural schematic diagram of a protocol data unit session processing device according to an embodiment of the present disclosure; FIG. 2 shows another structural schematic diagram of a protocol data unit session processing device according to an embodiment of the present disclosure; FIG. 1 shows a hardware structure schematic diagram of an electronic device that executes a protocol data unit session processing method according to an embodiment of the present disclosure; FIG. FIG. 2 shows a hardware structure schematic diagram of another electronic device implementing a protocol data unit session processing method according to an embodiment of the present disclosure.

In order for those skilled in the art to better understand the technical solutions in the present disclosure, the following clearly and completely describes the technical solutions in the embodiments of the present disclosure, coupled with the accompanying drawings in the embodiments of the present disclosure. Obviously, the described embodiments are only some, but not all, embodiments of the present disclosure. Based on the embodiments of this disclosure, all other embodiments obtained by those skilled in the art without making any creative efforts should fall within the protection scope of this disclosure.

FIG. 1 depicts a flowchart schematic diagram of a protocol data unit session processing method according to an embodiment of the present disclosure. The method may be performed by electronic equipment, for example user equipment. In other words, the method may be performed by software or hardware installed on the user equipment. As shown, the method may include the following steps.

S11: If at least one of the allowed quality of service QoS rules, packet filters, or allowed QoS flow descriptions that the network equipment has placed in the PDU session exceeds the maximum support capability that the user equipment has placed in the PDU session, the network equipment Send a PDU session release request.

After the UE initiates a request to establish a PDU session, the network side places at least one of an allowed QoS rule, a packet filter, or an allowed QoS flow description in this PDU session, and the placed allowed QoS rule, packet At least one of a filter or an authorized QoS flow description may be sent to the UE.

After the UE receives at least one of the allowed QoS rules, packet filters, or allowed QoS flow descriptions, it determines whether the allowed QoS rules, packet filters, or allowed QoS flow descriptions exceed the UE's own support capabilities.

If at least one of the allowed QoS rules, packet filters or allowed QoS flow descriptions placed by the network equipment in this PDU session exceeds the maximum support capacity of the UE, send a PDU session release request to the network equipment. After receiving the PDU session release request, the network equipment releases the resources of this PDU session in response to the PDU session release request.

“At least one of A, B, or C” and “A, B, and/or C” described in the examples of the present disclosure refer to A, B, C, a combination of A and B, and a combination of A and C. , a combination of B and C, and a combination of A, B, and C. For example, if at least one of A, B, or C exceeds the maximum support capacity of the UE, A exceeds the maximum support capacity of the UE, B exceeds the maximum support capacity of the UE, and C exceeds the maximum support capacity of the UE. A scheme in which both A and B exceed the maximum support capacity of the UE, a scheme in which both A and C exceed the maximum support capacity of the UE, a scheme in which both B and C exceed the maximum support capacity of the UE , A, B, and C may all be understood as one or more of the seven schemes in which the schemes exceed the maximum support capacity of the UE.

Thereby, the method for processing a protocol data unit session according to an embodiment of the present disclosure provides that at least one of an authorized quality of service QoS rule, a packet filter, or an authorized QoS flow description placed in a protocol data unit PDU session by a network device is If the device exceeds the maximum support capacity set for the PDU session, by sending a PDU session release request to the network device, the network side releases the PDU session resources in a timely manner, avoiding abnormalities in the PDU session. However, it is possible to prevent abnormal PDU sessions from occupying network resources.

FIG. 2 depicts another flowchart schematic diagram of a protocol data unit session processing method according to an embodiment of the present disclosure. The method may be performed by electronic equipment, for example user equipment. In other words, the method may be performed by software or hardware installed on the user equipment. As shown, the method may include the following steps.

S21: Receive a PDU session establishment acceptance message.

This step may further include the UE sending a PDU Session Establishment Request message to the network equipment. If the network side accepts the UE's PDU session establishment request, in this step the network equipment sends a PDU Session Establishment Accept message to the UE, in one possible implementation, the network equipment accepts the PDU session establishment request of the UE, and in one possible implementation, the network equipment accepts the PDU session establishment request of the UE. At least one of them is included in the PDU session establishment acceptance message.

S22: Based on the allowed QoS rules, packet filters and/or allowed QoS flow descriptions placed in the PDU session by a network device, the number of allowed QoS rules, the number of packet filters and the number of packet filters placed in the PDU session by a network device. /or obtain the number of allowed QoS flow descriptions;

In this step, the number of the allowed QoS rules, the number of packet filters, or the number of allowed QoS flow descriptions that the network device places in the PDU session based on the length length of the allowed QoS rules, packet filters, or allowed QoS flow descriptions. can be obtained.

For example, one QoS flow description occupies (4-u) bytes (where u may be determined based on the length of the parameter list), and the maximum length of a QoS flow description that the network side can arrange is If 65538 bytes, the maximum number of QoS flow descriptions placed may be approximately equal to 65538/(4-u). Thereby, the UE can calculate the number of QoS flow descriptions based on the received allowed QoS flow descriptions that the network equipment has placed in the PDU session.

S23: Whether the number of allowed QoS rules, the number of packet filters and/or the number of allowed QoS flow descriptions that the network equipment has placed in the PDU session exceeds the maximum support capacity that the user equipment has placed in the PDU session. Decide whether or not.

Specifically, determining whether the number of allowed QoS rules that the network device has placed in the PDU session exceeds the maximum supportable number of allowed QoS rules that the UE has placed in this PDU session;
or determining whether the number of packet filters placed in the PDU session by the network device exceeds the maximum supportable number of packet filters placed in this PDU session by the UE;
Alternatively, it is determined whether the number of allowed QoS flow descriptions that the network equipment has placed in the PDU session exceeds the maximum supportable number of allowed QoS flow descriptions that the UE has placed in this PDU session.

The three parameters described above may be judged alternatively, two may be selected, or all of them may be judged.

S24: if the number of allowed QoS rules, the number of packet filters and/or the number of allowed QoS flow descriptions that the network equipment has placed in the PDU session exceeds the maximum support capacity that the user equipment has placed in the PDU session; , sends a PDU session release request to the network equipment.

The UE determines that if the number of allowed QoS rules that the network equipment has placed in the PDU session exceeds the maximum supportable number of allowed QoS rules that the user equipment has placed in the PDU session, the number of packet filters is: If the number of allowed QoS flow descriptions that the network equipment has placed in the PDU session exceeds the maximum supportable packet filters that the user equipment has placed in the PDU session; If the number of maximum supportable authorized QoS flow descriptions installed in the network equipment is exceeded, a PDU session release request is sent to the network equipment.

In one possible implementation, the PDU session release request includes a release cause to indicate lack of resources.

After receiving the PDU session release request, the network equipment releases the resources of this PDU session in response to the PDU session release request.

Thereby, the method for processing a protocol data unit session according to an embodiment of the present disclosure provides a method for processing a PDU session by a network device based on the authorized QoS rules, packet filters and/or authorized QoS flow descriptions placed in the PDU session by the network device. obtain the number of allowed QoS rules, the number of packet filters and/or the number of allowed QoS flow descriptions placed in the PDU session by the network device; if the number of QoS flow descriptions exceeds the maximum supportable number of allowed QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of allowed QoS flow descriptions installed in the PDU session by the user equipment; By sending a PDU session release request to network equipment, the network side releases PDU session resources in a timely manner, avoids abnormal PDU sessions, and prevents abnormal PDU sessions from occupying network resources. can do.

FIG. 3 depicts another flowchart schematic diagram of a protocol data unit session processing method according to an embodiment of the present disclosure. The method may be performed by electronic equipment, for example user equipment. In other words, the method may be performed by software or hardware installed on the user equipment. As shown, the method may include the following steps.

S31: When the maximum support capacity placed by the user equipment in the PDU session is updated, at least one of an allowed QoS rule, a packet filter, or a allowed QoS flow description placed in the PDU session by the network device is updated. If the user equipment exceeds the maximum support capacity installed in the PDU session, it sends a PDU session release request to the network equipment.

Before this step, a PDU session has already been established, and before or after the establishment of the PDU session, the UE shall be able to detect the authorized QoS rules, packet filters and/or authorized QoS flow descriptions that the network equipment has placed in the PDU session. The number of allowed QoS rules, the number of packet filters, and/or the number of allowed QoS flow descriptions that a network device has placed in the PDU session can be obtained based on the number of allowed QoS rules, packet filters, and/or number of allowed QoS flow descriptions that a network device has placed in the PDU session.

For example, one QoS flow description occupies (4-u) bytes (where u may be determined based on the length of the parameter list), and the maximum length of a QoS flow description that the network side can arrange is If 65538 bytes, the maximum number of QoS flow descriptions placed may be approximately equal to 65538/(4-u). Thereby, the UE can calculate the number of QoS flow descriptions based on the received allowed QoS flow descriptions that the network equipment has placed in the PDU session.

After a PDU session has already been established, the number of allowed QoS rules, the number of packet filters and/or the number of allowed QoS flow descriptions placed in the PDU session by the network equipment may be updated when the maximum support capacity of the UE is updated. , an updated number of maximum supportable allowed QoS rules, an updated number of maximum supportable packet filters, and/or an updated number of maximum supportable allowed QoS flow descriptions installed by the UE in the PDU session. It is possible to judge whether or not the limit is exceeded.

and the number of allowed QoS rules, the number of packet filters, or the number of allowed QoS flow descriptions that the network equipment has placed in the PDU session is the maximum supportable allowed QoS rule that the UE has placed in the PDU session. , the number of updated maximum supportable packet filters or the number of updated maximum supportable allowed QoS flow descriptions is exceeded, send a PDU session release request to the network equipment.

In one possible implementation, the PDU session release request includes a release cause to indicate lack of resources. After receiving the PDU session release request, the network equipment releases the resources of this PDU session in response to the PDU session release request.

Thereby, the method for processing a protocol data unit session according to an embodiment of the present disclosure may be configured such that when the maximum support capacity installed by the user equipment in the PDU session is updated, the permission QoS rules and packet filters installed by the network equipment in the PDU session are or if at least one of the allowed QoS flow descriptions exceeds the updated maximum support capability that the user equipment has installed in the PDU session, the network side may send a PDU session release request to the network equipment to When the maximum support capacity of the PDU session changes and is insufficient to support the PDU session, release the resources of the PDU session in a timely manner to avoid abnormal PDU sessions and prevent abnormal PDU sessions from occupying network resources. This can be avoided.

FIG. 4 depicts another flowchart schematic diagram of a protocol data unit session processing method according to an embodiment of the present disclosure. The method may be performed by electronic equipment, for example user equipment. In other words, the method may be performed by software or hardware installed on the user equipment. As shown, the method may include the following steps.

S41: Send the maximum support capacity set by the UE to the PDU session to the network equipment.

Among them, the maximum support capacity installed by the user equipment in the PDU session is the maximum supportable number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of allowed QoS flow descriptions. Contains at least one of the following.

The UE sets at least one of the maximum supportable number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of allowed QoS flow descriptions installed in the PDU session on the network side. The network side can timely know the maximum support capacity of the UE and, based on the maximum support capacity of the UE, provide the UE with at least one of the allowed QoS rules, packet filters, or allowed QoS flow descriptions for the PDU session. You can assign one.

Thereby, the protocol data unit session processing method according to the embodiment of the present disclosure transmits to the network equipment the maximum support capacity installed by the UE in the PDU session (wherein the maximum support capacity installed by the user equipment in the PDU session is , the maximum supportable number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of allowed QoS flow descriptions), the network side allows the UE to By knowing the maximum support capacity in a timely manner and assigning at least one of an allowed QoS rule, a packet filter, or an allowed QoS flow description for the PDU session to the UE based on the maximum support capacity of the UE, an abnormality in the establishment of the PDU session can be detected. can be avoided.

FIG. 5 depicts another flowchart schematic diagram of a protocol data unit session processing method according to an embodiment of the present disclosure. The method may be performed by electronic equipment, for example user equipment. In other words, the method may be performed by software or hardware installed on the user equipment. As shown, the method may include the following steps.

S51: Send a PDU Session Establishment Request message.

The PDU Session Establishment Request message includes at least one of the following: the maximum supportable number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of allowed QoS flow descriptions installed in the PDU session by the UE. The network side can timely know the maximum support capacity of the UE and, based on the maximum support capacity of the UE, provide the UE with one of the allowed QoS rules, packet filters, or allowed QoS flow descriptions for the PDU session. At least one of the following can be assigned.

S52: Receive a PDU Session Establishment Accept message.

The network side assigns at least one of an authorized QoS rule, a packet filter, or an authorized QoS flow description for the PDU session to the UE based on the maximum support capacity of the UE. At least one of an allowed QoS rule, a packet filter, or an allowed QoS flow description placed in the PDU session by a network device may be placed in a PDU Session Establishment Accept message.

The number of allowed QoS rules placed in the PDU session by the network device does not exceed the maximum supportable number of allowed QoS rules placed in the PDU session by the UE. The corresponding number of packet filters that the network equipment has placed in the PDU session does not exceed the maximum supportable number of packet filters that the UE has placed in the PDU session. The corresponding number of allowed QoS flow descriptions that the network equipment has placed in the PDU session does not exceed the maximum supportable number of allowed QoS flow descriptions that the UE has placed in the PDU session.

S53: When the maximum support capacity placed in the PDU session by the user equipment is updated, at least one of the allowed QoS rules, packet filters, or allowed QoS flow descriptions placed in the PDU session by the network equipment is updated by the updated user If the device exceeds the maximum support capacity set for the PDU session, it sends a PDU session release request to the network device.

Through this step, if the maximum support capacity of the updated UE is not enough to support the PDU session, the PDU session will be released in a timely manner, avoiding the abnormality of the PDU session and avoiding wasting network resources. can do.

Thereby, the protocol data unit session processing method according to an embodiment of the present disclosure transmits the maximum support capacity installed by the user equipment in the PDU session (wherein, the maximum support capacity installed by the user equipment in the PDU session is (including at least one of the following: the number of supported allowed quality of service QoS rules, the maximum supported number of packet filters, or the maximum supported number of allowed QoS flow descriptions), the network side determines the maximum supported number of allowed QoS flow descriptions of the UE. By knowing the capability in a timely manner and assigning at least one of a PDU session authorization QoS rule, packet filter, or authorization QoS flow description to the UE based on the maximum support capability of the UE, an abnormal establishment of the PDU session is avoided. can do.

In addition, the protocol data unit session processing method according to the embodiment of the present disclosure may be implemented by updating the maximum support capacity set by the user equipment in the PDU session, by updating the allowed QoS rules, packet filters, or allowed QoS set by the network equipment in the PDU session. If at least one of the flow descriptions exceeds the maximum support capacity that the updated user equipment has installed in the PDU session, the maximum support capacity of the updated UE is determined by sending a PDU session release request to network equipment; If the PDU session is insufficient to support the PDU session, the PDU session can be released in a timely manner, avoiding PDU session abnormalities and wasting network resources.

FIG. 6 depicts another flowchart schematic diagram of a protocol data unit session processing method according to an embodiment of the present disclosure. This method may be performed by an electronic device, for example an SMF entity on the network side. In other words, the method may be performed by software or hardware installed on the SMF. As shown, the method may include the following steps.

S61: Receive the maximum support capacity set by the UE in the PDU session.

Among them, the maximum support capacity installed by the UE in a PDU session is at least one of the maximum supportable number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of allowed QoS flow descriptions. Including one.

The network equipment assigns at least one of an authorized QoS rule, a packet filter, or an authorized QoS flow description for the PDU session to the UE based on the maximum support capacity of the UE.

The number corresponding to the allowed QoS rules that the network equipment has placed in the PDU session does not exceed the maximum supportable number of allowed QoS rules that the user equipment has placed in the PDU session, and a corresponding number of packet filters placed on the PDU session does not exceed the maximum supportable number of packet filters placed on the PDU session by the user equipment and corresponds to an authorized QoS flow description placed on the PDU session by the network equipment. The number does not exceed the number of maximum supportable authorized QoS flow descriptions that the user equipment has installed in the PDU session.

Thereby, the method for processing a protocol data unit session according to an embodiment of the present disclosure may include a maximum supportable number of allowed quality of service QoS rules, a maximum supportable number of packet filters installed by the user equipment in a protocol data unit PDU session, or By receiving at least one of the number of maximum supportable authorized QoS flow descriptions, the network side can timely know the maximum support capability of the UE and assign the UE a PDU session based on the maximum support capability of the UE. By assigning at least one of a permitted QoS rule, a packet filter, or a permitted QoS flow description, it is possible to avoid an abnormality in establishing a PDU session.

FIG. 7 depicts another flowchart schematic diagram of a protocol data unit session processing method according to an embodiment of the present disclosure. This method may be performed by an electronic device, for example an SMF entity on the network side. In other words, the method may be performed by software or hardware installed on the SMF. As shown, the method may include the following steps.

S71: Receive a PDU Session Establishment Request message.

This PDU Session Establishment Request message specifies at least one of the maximum supportable number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of allowed QoS flow descriptions installed in the PDU session by the UE. May include one.

The network equipment receives at least one of the maximum supportable number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of allowed QoS flow descriptions installed in the PDU session by the UE. and assign at least one of an authorized QoS rule, a packet filter, or an authorized QoS flow description for the PDU session to the UE based on the maximum support capability of the UE.

S72: Place at least one of an allowed QoS rule, a packet filter, or an allowed QoS flow description in the PDU session based on the maximum support capacity set by the UE in the PDU session.

Specifically, the number corresponding to the allowed QoS rules that the network equipment has placed in the PDU session does not exceed the maximum supportable number of allowed QoS rules that the user equipment has placed in the PDU session, and the network equipment an authorized QoS flow description that the network equipment has placed in the PDU session, the number corresponding to packet filters placed in the PDU session does not exceed the maximum supportable number of packet filters placed in the PDU session by the user equipment; does not exceed the number of maximum supportable authorized QoS flow descriptions that the user equipment has installed in the PDU session.

S73: Send a PDU Session Establishment Accept message.

The PDU Session Establishment Accept message may include at least one of the following authorization QoS rules, packet filters, or authorization QoS flow descriptions placed in the PDU session by a network device.

S74: Receive a PDU session release request, and release resources of the PDU session according to the PDU session release request.

When the network At least one of the allowed QoS rules, packet filters, or allowed QoS flow descriptions that the device has placed in the PDU session is updated to the maximum supportable number of allowed QoS rules that the user equipment has placed in the PDU session, the maximum supportable If the number of packet filters and/or the maximum supportable number of allowed QoS flow descriptions is exceeded, a PDU session release request is sent to the network equipment.

The network equipment receives a PDU session release request, releases resources for the PDU session according to the PDU session release request, and if the updated maximum support capacity of the UE is insufficient to support the PDU session, the network equipment It is possible to release sessions in a timely manner, avoid PDU session abnormalities, and avoid wasting network resources.

Thereby, in the protocol data unit session processing method according to the embodiment of the present disclosure, by receiving the maximum support capacity set by the user equipment in a PDU session, the network side can timely know the maximum support capacity of the UE; By assigning at least one of an allowed QoS rule, a packet filter, or an allowed QoS flow description for the PDU session to the UE based on the maximum support capacity of the UE, abnormal establishment of the PDU session can be avoided.

Note that in the protocol data unit session processing method according to the embodiment of the present disclosure, a network device transmits at least one of an allowed QoS rule, a packet filter, or an allowed QoS flow description placed in the PDU session. A PDU session can be established in a timely manner by transmitting at least one of an authorized QoS rule, a packet filter, or an authorized QoS flow description to the UE.

Note that the protocol data unit session processing method according to an embodiment of the present disclosure includes receiving a PDU session release request and releasing resources of the PDU session in response to the PDU session release request, thereby increasing the maximum support of the updated UE. If the capacity is insufficient to support the PDU session, the PDU session can be released in a timely manner to avoid PDU session abnormalities and avoid wasting network resources.

FIG. 8 shows a structural schematic diagram of a protocol data unit session processing device according to an embodiment of the present disclosure. This device 80 includes a first transmitting module 81 .

The first transmitting module 81 is configured to ensure that at least one of an authorized quality of service QoS rule, a packet filter or an authorized QoS flow description that the network equipment has placed in the protocol data unit PDU session supports the maximum support that the user equipment has placed in the PDU session. If the capacity is exceeded, it is used to send a PDU session release request to the network equipment.

This apparatus 80 according to an embodiment of the present disclosure can perform the corresponding steps in the method embodiment shown in FIG. 1 described above and achieve the same or similar functions and beneficial effects. The explanation will be omitted here.

FIG. 9 shows another structural schematic diagram of a protocol data unit session processing device according to an embodiment of the present disclosure. This device 90 includes a first transmitting module 91 and a processing module 92.

The first transmitting module 91 is configured to ensure that at least one of an authorized quality of service QoS rule, a packet filter or an authorized QoS flow description that the network equipment has placed in the protocol data unit PDU session supports the maximum support that the user equipment has placed in the PDU session. If the capacity is exceeded, it is used to send a PDU session release request to the network equipment.

The processing module 92 performs a process on the network device based on the authorized QoS rules, packet filters and/or authorized QoS flow descriptions that the network device has placed in the PDU session before sending the PDU session release request to the network device. obtains the number of allowed QoS rules, the number of packet filters, and/or the number of allowed QoS flow descriptions that the network device has placed in the PDU session; and/or the number of allowed QoS flow descriptions exceeds the maximum support capacity that the user equipment has installed in the PDU session, of which the number of QoS flow descriptions that the user equipment has installed in the PDU session is The maximum supported capacity includes a maximum supportable number of allowed QoS rules, a maximum supportable number of packet filters, and/or a maximum supportable number of allowed QoS flow descriptions installed by the user equipment in the PDU session.

In one possible implementation, the first transmitting module 91 determines the permission QoS rules, packet filters or permissions that the network equipment has placed on the PDU session when the maximum support capacity that the user equipment has placed on the PDU session is updated. At least one of the QoS flow descriptions is used to send a PDU session release request to network equipment if the updated user equipment exceeds a maximum support capacity installed in the PDU session.

In one possible implementation, the PDU session release request sent by the first sending module 91 includes a release cause to indicate lack of resources.

In one possible implementation, at least one of the authorized QoS rules, packet filters or authorized QoS flow descriptions processed by the processing module 92 is included in the PDU session establishment acceptance message.

This apparatus 90 according to embodiments of the present disclosure is capable of performing the corresponding steps in the method embodiments shown in FIGS. 2-3 described above, and achieving the same or similar functions and beneficial effects. The explanation will be omitted here.

FIG. 10 shows another structural schematic diagram of a protocol data unit session processing device according to an embodiment of the present disclosure. This device 100 includes a second transmitting module 101 .

The second transmission module 101 is used to transmit the maximum support capacity set by the user equipment in the protocol data unit PDU session, of which the maximum support capacity set by the user equipment in the PDU session is the maximum supportable capacity. the number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of allowed QoS flow descriptions.

This apparatus 100 according to an embodiment of the present disclosure can perform the corresponding steps in the method embodiment shown in FIG. 4 described above and realize the same or similar functions and beneficial effects. The explanation will be omitted here.

FIG. 11 shows another structural schematic diagram of a protocol data unit session processing device according to an embodiment of the present disclosure. This device 1100 includes a second transmitting module 1101 and a second receiving module 1102.

The second transmission module 1101 is used to transmit the maximum support capacity set by the user equipment in the protocol data unit PDU session, of which the maximum support capacity set by the user equipment in the PDU session is the maximum supportable capacity. the number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of allowed QoS flow descriptions.

The second receiving module 1102 transmits to the network equipment the maximum support capacity that the user equipment has installed in the PDU session, and then transmits the maximum support capacity that the user equipment has installed in the PDU session, and then transmits the maximum support capacity that the user equipment has installed in the PDU session. used to receive at least one of them.

The number corresponding to the allowed QoS rules that the network equipment has placed in the PDU session does not exceed the maximum supportable number of allowed QoS rules that the user equipment has placed in the PDU session, and The corresponding number of packet filters placed on the session does not exceed the maximum supportable number of packet filters placed on the PDU session by the user equipment and corresponds to the allowed QoS flow description placed on the PDU session by the network equipment. does not exceed the maximum supportable number of authorized QoS flow descriptions that the user equipment has installed in the PDU session.

In one possible implementation, the second transmission module 1101 further configures the permission QoS rules, packet filters, and packet filters that network equipment has placed on the PDU session, once the maximum support capacity that the user equipment has placed on the PDU session is updated. or at least one of the allowed QoS flow descriptions is used to send a PDU session release request to network equipment if the updated user equipment exceeds a maximum support capacity installed in the PDU session.

In one possible implementation, the maximum support capacity that the user equipment has installed in the PDU session, sent by the second sending module 1101, is included in a PDU session establishment request message, which is received by the second receiving module 1102. , an authorized QoS rule, a packet filter, or an authorized QoS flow description placed in the PDU session by the network device is included in the PDU session establishment acceptance message.

This apparatus 1100 according to an embodiment of the present disclosure can perform the corresponding steps in the method embodiment shown in FIG. 5 described above and achieve the same or similar functions and beneficial effects. The explanation will be omitted here.

FIG. 12 shows another structural schematic diagram of a protocol data unit session processing device according to an embodiment of the present disclosure. The apparatus 1200 includes a first receiving module 1210.

The first receiving module 1210 is used to receive the maximum support capacity set by the user equipment in the protocol data unit PDU session, of which the maximum support capacity set by the user equipment in the PDU session is the maximum supportable capacity. the number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of allowed QoS flow descriptions.

This apparatus 1200 according to an embodiment of the present disclosure can perform the corresponding steps in the method embodiment shown in FIG. 6 described above and achieve the same or similar functions and beneficial effects. The explanation will be omitted here.

FIG. 13 shows another structural schematic diagram of a protocol data unit session processing device according to an embodiment of the present disclosure. The apparatus 1300 includes a first receiving module 1310, a placement module 1320, and a third transmitting module 1330.

The first receiving module 1310 is used to receive the maximum support capacity set by the user equipment in the protocol data unit PDU session, of which the maximum support capacity set by the user equipment in the PDU session is the maximum support capacity. the number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of allowed QoS flow descriptions.

After receiving the aforementioned maximum support capacity set by the user equipment for the protocol data unit PDU session, the configuration module 1320 configures the granted QoS for the PDU session based on the maximum support capacity set by the user equipment for the PDU session. Used for configuring at least one of rules, packet filters, or authorized QoS flow descriptions.

A third transmitting module 1330 is used to transmit at least one of an authorized QoS rule, a packet filter, or an authorized QoS flow description placed in the PDU session by a network device to the user equipment.

In one possible implementation, the corresponding number of allowed QoS rules that the network equipment has placed on the PDU session does not exceed the maximum supportable number of allowed QoS rules that the user equipment has placed on the PDU session, and the corresponding number of packet filters that the network equipment has placed on the PDU session does not exceed the maximum supportable number of packet filters that the user equipment has placed on the PDU session; and The number of corresponding QoS flow descriptions does not exceed the maximum supportable number of authorized QoS flow descriptions that the user equipment has installed in the PDU session.

In one possible implementation, the first receiving module 1310 is further used to receive a PDU session release request and release resources of the PDU session in response to the PDU session release request.

In one possible implementation, the maximum support capacity installed by the user equipment in the PDU session, received by the first receiving module 1310, is included in a PDU session establishment request message and sent by the third sending module 1330. , an authorized QoS rule, a packet filter, or an authorized QoS flow description placed in the PDU session by the network device is included in the PDU session establishment acceptance message.

This apparatus 1300 according to an embodiment of the present disclosure can perform the corresponding steps in the method embodiment shown in FIG. 7 described above and achieve the same or similar functions and beneficial effects. The explanation will be omitted here.

FIG. 14 shows a hardware structure schematic diagram of an electronic device that executes a protocol data unit session processing method according to an embodiment of the present disclosure. This electronic device may be a UE, such as a user's terminal device. The illustrated terminal device 1400 includes at least one processor 1401 , a memory 1402 , a user interface 1403 , and at least one network interface 1404 . Each component within the terminal device 1400 is coupled via a bus system 1405. It should be understood that bus system 1405 is used to provide connectivity communication between these components. In addition to the data bus, bus system 1405 further includes a power bus, a control bus, and a status signal bus. However, for clarity of explanation, the various buses are depicted as bus system 1405 in the figure.

The user interface 1403 may include a display, a keyboard, a click device (eg, a mouse), a trackball, a touch plate, a touch screen, or the like.

It should be understood that memory 1402 in embodiments of the present disclosure may be volatile memory or non-volatile memory, or may include both volatile and non-volatile memory. Among these, non-volatile memory includes read-only memory (ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically erasable It may be a programmable read-only memory (Electrically EPROM, EEPROM) or a flash memory. Volatile memory may be Random Access Memory (RAM) used as an external cache. By way of example, but not limitation, many forms of RAM are available, such as Static Random Access Memory (Static RAM, SRAM), Dynamic Random Access Memory (Dynamic RAM, DRAM), Synchronous Dynamic Random access memory (Synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (Double Data Rate SDRAM, DDRSDRAM), enhanced dynamic random access memory (Enhanced SDRAM, ESDRAM), synchronous connection dynamic random access memory (Synclink DRAM, SLDRAM ), Direct Rambus random access memory (Direct Rambus RAM, DRRAM), etc. Memory 1402 of the systems and methods described in the embodiments of this disclosure is intended to include, but not be limited to, these and any other suitable types of memory.

In some embodiments, memory 1402 has stored elements such as executable modules or data structures, or a subset thereof, or an expanded set thereof: operating system 14021 and application programs 14022.

The operating system 14021 includes various system programs, such as a frame layer, a core library layer, a driver layer, etc., and is used to implement various basic services and process hardware-based tasks. The application program 14022 includes various application programs such as a media player, a browser, etc., and is used to realize various application services. A program that implements the method of the embodiments of the present disclosure may be included in the application program 14022.

In embodiments of the present disclosure, terminal equipment 1400 further includes a computer program stored in memory 1402 and operable on processor 1401, such that when the computer program is executed by processor 1401, network equipment participates in a protocol data unit PDU session. If at least one of the deployed authorized quality of service QoS rules, packet filters or authorized QoS flow descriptions exceeds the maximum support capability configured by the user equipment for the PDU session, transmitting a PDU session release request to the network equipment. make it happen.

or, when the computer program is executed by the processor 1401, the maximum supportable number of granted quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable grants that the user equipment has installed in the protocol data unit PDU session; Transmitting at least one of the number of QoS flow descriptions is realized.

When this computer program is executed by a processor, each process of the method described in FIGS. 1-3 or the method described in FIGS. 4-5 described above can be realized and the same technical effect can be achieved. In order to avoid repeating the explanation, the explanation will be omitted here.

The above methods posted in the embodiments of the present disclosure may be used in or implemented by the processor 1401. Processor 1401 may be an integrated circuit chip with signal processing capabilities. In the implementation process, each step of the above method may be completed by instructions in the form of hardware integrated logic circuits or software in the processor 1401. The processor 1401 described above is a general-purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), a field programmable gate array (Field Programmer) ble Gate Array, FPGA) or other programmable It may be a logic device, a discrete gate or transistor logic device, a discrete hardware component. Each method, step, and logic block diagram disclosed in an embodiment of the present disclosure may be implemented or performed. A general purpose processor may be a microprocessor, or it may be any conventional processor, or the like. The steps of the methods disclosed in conjunction with the embodiments of the present disclosure may be performed and accomplished by a hardware decoding processor, or directly embodied as being performed and accomplished by a combination of hardware and software modules in a decoding processor. may be done. The software modules may be located in computer-readable storage media well known in the art, such as random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, registers, and the like. The computer readable storage medium is located in memory 1402, and processor 1401 reads information in memory 1402 and couples its hardware to complete the steps of the method.

Specifically, the computer readable storage medium stores a computer program that, when executed by the processor 1401, determines the granted quality of service QoS rules, packets, that the network device places in a protocol data unit PDU session. If at least one of the filter or the allowed QoS flow description exceeds the maximum support capacity installed by the user equipment in the PDU session, it is realized to send a PDU session release request to the network equipment.

or, when the computer program is executed by the processor 1401, the maximum supportable number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of packet filters that the user equipment has installed in a protocol data unit PDU session; Sending at least one of the number of authorized QoS flow descriptions is realized.

It should be understood that the embodiments described in the embodiments of this disclosure may be implemented in hardware, software, firmware, middleware, microcode, or a combination thereof. For hardware implementation, a processing unit may include one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processing (DSPs), Digital Signal Processing Devices (DSP Devices), etc. , DSPD), Programmable Logic Device (PLD), Field-Programmable Gate Array (FPGA), General Purpose Processor, Controller, Microcontroller, Microprocessor, for performing the functions described in this disclosure. It may also be implemented in other electronic units or combinations thereof.

For software implementations, the techniques described in the embodiments of this disclosure may be implemented by modules (eg, processes, functions, etc.) that perform the functions described in the embodiments of this disclosure. Software code may be stored in memory and executed via a processor. Memory may be implemented within the processor or external to the processor.

Embodiments of the present disclosure further propose a computer-readable storage medium, wherein one or more programs are stored on the computer-readable storage medium, and the one or more programs include multiple application programs. When executed by a terminal, at least one of an authorized quality of service QoS rule, a packet filter, or an authorized QoS flow description that a network equipment places in a protocol data unit PDU session is specified in the terminal, If the maximum support capacity is exceeded, the network device is caused to perform an operation of transmitting a PDU session release request.

or when the one or more programs are executed by a terminal that includes a plurality of application programs, the terminal has a maximum supportable number of allowed quality of service QoS rules that the user equipment has installed in a protocol data unit PDU session. , the maximum supportable number of packet filters, or the maximum supportable number of authorized QoS flow descriptions.

The computer-readable storage medium includes a read-only memory (ROM), a random access memory (RAM), a magnetic disk, an optical disk, and the like.

When this computer program is executed by a processor, each process of the method described in FIGS. 1-3 or the method described in FIGS. 4-5 can be realized and the same technical effect can be achieved. In order to avoid repeating the explanation, the explanation will be omitted here.

Moreover, embodiments of the present disclosure further provide a computer program product, the computer program product comprising a computer program stored on a non-transitory computer readable storage medium, the computer program comprising program instructions, and the computer program product comprising: When the program instructions are executed by the computer, at least one of the authorized quality of service QoS rules, packet filters, or authorized QoS flow descriptions that the network equipment has placed in the protocol data unit PDU session has been placed in the PDU session by the user equipment. If the maximum support capacity is exceeded, a flow is implemented in which a PDU session release request is sent to the network device.

or, when said program instructions are executed by a computer, the maximum supportable number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable permissions that the user equipment has installed in a protocol data unit PDU session; A flow is realized in which at least one of the number of QoS flow descriptions is transmitted.

When this computer program is executed by a processor, each process of the method described in FIGS. 1-3 or the method described in FIGS. 4-5 can be realized and the same technical effect can be achieved. In order to avoid repeating the explanation, the explanation will be omitted here.

FIG. 15 shows a hardware structure schematic diagram of another electronic device implementing the protocol data unit session processing method according to an embodiment of the present disclosure. This electronic device may be a network device. As shown in the figure, network device 1500 includes a processor 1501, a transceiver 1502, a memory 1503, and a bus interface. In an embodiment of the present disclosure, the network device 1500 further includes a computer program stored in a memory 1503 and capable of running on the processor 1501, and when the computer program is executed by the processor 1501, the user equipment Realizing receiving at least one of the maximum supportable number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable number of allowed QoS flow descriptions installed in a data unit PDU session. let

When this computer program is executed by a processor, each process of the method described in FIGS. 6-7 can be realized and the same technical effect can be achieved. In order to avoid repeating the explanation, the explanation will be omitted here.

In the figure, the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors represented by processor 1501 and various types of memory represented by memory 1503. They may also be linked by a circuit. The bus architecture may link various other circuits such as peripherals, voltage regulators and power management circuits, and the like. As they are all well known in the art, they will not be described further here. A bus interface provides an interface. Transceiver 1502 may be a plurality of elements, ie, may include a transmitter and a receiver, and may provide a unit for communicating with various other devices over a transmission medium.

Processor 1501 is responsible for managing the bus architecture and general processing, and memory 1503 may store data used when processor 1501 performs operations.

Embodiments of the present disclosure further propose a computer-readable storage medium, wherein the computer-readable medium stores one or more programs, and the one or more programs include a plurality of application programs. when executed by the terminal, the maximum supportable number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable allowed QoS flow description that the user equipment has installed in a protocol data unit PDU session. The operation of receiving at least one of the numbers is performed.

The computer-readable storage medium includes a read-only memory (ROM), a random access memory (RAM), a magnetic disk, an optical disk, and the like.

When this computer program is executed by a processor, each process of the method described in FIGS. 6-7 can be realized and the same technical effect can be achieved. In order to avoid repeating the explanation, the explanation will be omitted here.

Moreover, embodiments of the present disclosure further provide a computer program product, the computer program product comprising a computer program stored on a non-transitory computer readable storage medium, the computer program comprising program instructions, and the computer program product comprising: When the program instructions are executed by the computer, the maximum supportable number of allowed quality of service QoS rules, the maximum supportable number of packet filters, or the maximum supportable allowed QoS flow description that the user equipment has installed in the protocol data unit PDU session. A flow of receiving at least one of the numbers of is realized.

When this computer program is executed by a processor, each process of the method described in FIGS. 6-7 can be realized and the same technical effect can be achieved. In order to avoid repeating the explanation, the explanation will be omitted here.

As those skilled in the art will appreciate, embodiments of the present disclosure may be provided as a method, system, or computer program product. Accordingly, the present disclosure may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware. The present disclosure may be implemented on one or more computer-usable storage media (including, but not limited to, magnetic disk memory, CD-ROM, optical memory, etc.) containing computer-usable program code. It may also take the form of a computer program product.

The present disclosure is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the disclosure. It should be understood that each flow and/or block in the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, may be implemented by computer program instructions. By providing these computer program instructions to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing device, a machine can be produced, thereby providing a computer or other programmable data processing device with Instructions executed by a processor of the device produce an apparatus for implementing the functions specified in one or more flows of the flowchart and/or one or more blocks of the block diagram.

These computer program instructions may be stored in a computer readable memory that can guide a computer or other programmable data processing device to operate in a particular manner. The instructions stored in this computer-readable memory thereby cause an article of manufacture that includes a command device to implement the functions specified in one or more flows of the flowchart and/or one or more blocks of the block diagram. generate.

These computer program instructions may be loaded into a computer or other programmable data processing device. Thereby, instructions executed on a computer or other programmable device by causing the computer or other programmable device to perform a series of operating steps to produce a computer-implemented process are referred to as one flow of a flowchart. or provide steps for implementing a specified function in a block or blocks of a plurality of flows and/or block diagrams.

In a typical arrangement, a computing device includes one or more processors (CPUs), input/output interfaces, network interfaces, and memory.

Memory may include forms such as non-persistent memory, random access memory (RAM) and/or non-volatile memory in a computer readable medium, such as read only memory (ROM) or flash memory (flash RAM). Memory is an example of a computer-readable medium.

Computer-readable media includes persistent and non-persistent, removable and non-removable media, and information storage may be accomplished by any method or technique. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of computer storage media include phase change memory (PRAM), static random access memory (SRAM), dynamic random access memory (DRAM), other types of random access memory (RAM), read only memory (ROM), electrical Erasable programmable read-only memory (EEPROM), flash memory or other memory technology, disk read-only memory (CD-ROM), digital versatile disk (DVD) or other optical memory, magnetic tape cassette, magnetic tape May be used to store information that can be accessed by a computing device, including, but not limited to, magnetic disk memory or other magnetic storage devices or any other non-transmission medium. As defined herein, computer-readable media does not include transitory computer-readable media, such as a modulated data signal or carrier.

It should further be explained that the term "comprises," "includes," or any other variation is intended to cover the non-exclusive "comprising," thereby referring to processes that include a set of elements. A process, method, article, or apparatus includes not only those elements, but also includes other elements not explicitly listed or that are unique to such process, method, article, or apparatus. In the absence of further limitations, for an element qualified by the phrase "contains one...", the process, method, product, or device that includes said element also includes the presence of other same elements. This is not excluded.

As those skilled in the art will appreciate, embodiments of the present disclosure may be provided as a method, system, or computer program product. Accordingly, the present disclosure may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware. The present disclosure may be implemented on one or more computer-usable storage media (including, but not limited to, magnetic disk memory, CD-ROM, optical memory, etc.) containing computer-usable program code. It may also take the form of a computer program product.

The above description is merely an example of the present disclosure and does not limit the present disclosure. For those skilled in the art, this disclosure may have various modifications and variations. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of this disclosure are to be included within the scope of the claims of this disclosure.

What has been described above are selective embodiments of the present disclosure. It should be pointed out that those skilled in the art can make various improvements and modifications without departing from the principles described in this disclosure, and these improvements and modifications are also considered to fall within the protection scope of this disclosure. Should be.

Claims (8)

A method for processing a protocol data unit session used in user equipment, the method comprising:
If at least one of the allowed quality of service QoS rules, packet filters, or allowed QoS flow descriptions that the network equipment has placed in the protocol data unit PDU session exceeds the maximum support capability that the user equipment has placed in the PDU session, the network device A method for processing a protocol data unit session, the method comprising: transmitting a PDU session release request to a protocol data unit session. Before sending the PDU session release request to the network equipment as described above,
Based on the allowed QoS rules, packet filters and/or allowed QoS flow descriptions that a network device has placed in the PDU session, the number of allowed QoS rules, the number of packet filters and/or the allowed QoS that a network device has placed in the PDU session; Obtaining the number of flow descriptions;
further comprising: determining whether the number of allowed QoS rules, the number of packet filters and/or the number of allowed QoS flow descriptions exceeds a maximum support capability configured by the user equipment for the PDU session; , the maximum support capacity that the user equipment has installed in the PDU session is the maximum supportable number of allowed QoS rules that the user equipment has installed in the PDU session, the maximum supportable number of packet filters, and/or the maximum supportable number of packet filters that the user equipment has installed in the PDU session. 2. The method of claim 1, including a number of allowed QoS flow descriptions. If at least one of the above-mentioned allowed QoS rules, packet filters, or allowed QoS flow descriptions that the network equipment places in the PDU session exceeds the maximum support capacity that the user equipment places in the PDU session, the network equipment Sending a session release request is
When the maximum support capacity that the user equipment has placed in the PDU session is updated, at least one of the allowed QoS rules, packet filters, or allowed QoS flow descriptions that the network equipment has placed in the PDU session is updated to support the updated maximum support capacity. The method of claim 1, comprising sending a PDU session release request to the network equipment if the capacity is exceeded. The PDU session release request includes a release cause to indicate lack of resources, and/or
The method of claim 1, wherein at least one of the authorized QoS rules, packet filters, or authorized QoS flow descriptions are included in a PDU session establishment acceptance message. If at least one of the allowed quality of service QoS rules, packet filters, or allowed QoS flow descriptions that the network equipment has placed in a protocol data unit PDU session exceeds the maximum support capability that the user equipment has placed in said PDU session, the network equipment A protocol data unit session processing apparatus including a first sending module for sending a PDU session release request. The PDU session release request includes a release cause to indicate lack of resources, and/or
6. The protocol data unit session processing apparatus according to claim 5 , wherein at least one of the authorized QoS rules, packet filters, or authorized QoS flow descriptions is included in a PDU session establishment acceptance message. a processor;
and a memory for storing computer-executable instructions, the electronic device performing the method of any one of claims 1 to 4 using the processor when the executable instructions are executed. Computer-readable storage medium for storing computer-executable instructions which, when executed by a processor, implement the method of any one of claims 1-4.